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Finding the Fourth Proportional to 873,247.12, 1,308,312.38 and 473,633

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Solution

The fourth proportional to 873,247.12, 1,308,312.38 and 473,633 is: 709,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,247.12 : 1,308,312.38 = 473,633 : x
  2. Step 2: Convert to fraction form
    873,247.12/1,308,312.38 = 473,633/x
  3. Step 3: Cross multiply
    873,247.12x = 1,308,312.38 × 473,633
  4. Step 4: Simplify right side
    873,247.12x = 619,659,917,476.54
  5. Step 5: Solve for x
    x = 619,659,917,476.54/873,247.12
  6. Step 6: Final answer
    x = 709,604.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.